hello andreas, i follow the installation tutorial step by step, but when i compile the script, and all is configured here,i have ever this error, do you knows how solve it? "make" is downloaded too, but i ever have the same error.... here is the log

ERROR: You are using a non-Cygwin compatible Make program.Currently using: C:/cygwin/bin/make

To solve the issue, follow these steps:

1. Ensure that the Cygwin 'make' package is installed. NOTE: You will need GNU Make 3.81 or later!

BUILD FAILEDC:\Users\xabier\AppData\Local\Android\android-sdk\tools\ant\build.xml:1135: The following error occurred while executing this line:C:\Users\xabier\AppData\Local\Android\android-sdk\tools\ant\build.xml:1147: Signing key Dev4fun not found

well i solve this problem, moving the folder to a new address without spaces C:\android-ndk-r10e but, now i have a new error in the final part, BUILD FAILEDC:\Users\xabier\AppData\Local\Android\android-sdk\tools\ant\build.xml:1135: The following error occurred while executing this line:C:\Users\xabier\AppData\Local\Android\android-sdk\tools\ant\build.xml:1147: Signing key Dev4fun not foundthe signing key is in the correct place